Let there be a drilled tunnel through the centre of the earth. What will be the acceleration due to gravity if one falls into it?

examrobotsa's picture
Q: 52 (SCRA/2015)
Let there be a drilled tunnel through the centre of the earth. What will be the acceleration due to gravity if one falls into it?

question_subject: 

Science

question_exam: 

SCRA

stats: 

0,15,25,7,15,5,13

keywords: 

{'gravity': [0, 0, 0, 6], 'acceleration': [0, 0, 2, 8], 'tunnel': [0, 0, 1, 3], 'uniform acceleration': [0, 0, 0, 5], 'earth surface': [0, 0, 0, 2], 'earth': [0, 1, 1, 1]}